Home / 1,226,496.51-1,840,050.95-427,789.53

Finding the Fourth Proportional to 1,226,496.51, 1,840,050.95 and 427,789.53

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Solution

The fourth proportional to 1,226,496.51, 1,840,050.95 and 427,789.53 is: 641,791.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,496.51 : 1,840,050.95 = 427,789.53 : x
  2. Step 2: Convert to fraction form
    1,226,496.51/1,840,050.95 = 427,789.53/x
  3. Step 3: Cross multiply
    1,226,496.51x = 1,840,050.95 × 427,789.53
  4. Step 4: Simplify right side
    1,226,496.51x = 787,154,528,937.61
  5. Step 5: Solve for x
    x = 787,154,528,937.61/1,226,496.51
  6. Step 6: Final answer
    x = 641,791.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.